I'm currently looking myself. Exede make a replacement clutch but im not sure if it will hold any more power then the stock one.
I' at 41 km's and I've had to resort back to running my petrol tune with reduced power to stop it from slipping when boost comes on.
I' at 41 km's and I've had to resort back to running my petrol tune with reduced power to stop it from slipping when boost comes on.